+2011-07-11 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_trampoline_init): Switch arms of if expr.
+ Use offset everywhere. Always assert that offset <= TRAMPOLINE_SIZE.
+
2011-07-11 Jakub Jelinek <jakub@redhat.com>
PR debug/49676
after induction variable optimization.
2011-07-11 Georg-Johann Lay <avr@gjlay.de>
-
+
PR target/39633
* config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
offsets 1..5 set cc0 in a usable way.
PR debug/49676
* dwarf2out.c (size_of_int_loc_descriptor): New function.
(address_of_int_loc_descriptor): Use it.
- (scompare_loc_descriptor): Optimize EQ/NE comparison with
- constant.
+ (scompare_loc_descriptor): Optimize EQ/NE comparison with constant.
2011-07-09 Richard Henderson <rth@redhat.com>
PR target/49621
* config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
- CONST0_RTX (dest_mode) instead of const0_rtx as second operand
- of NE.
+ CONST0_RTX (dest_mode) instead of const0_rtx as second operand of NE.
* config/rs6000/vector.md (vector_select_<mode>,
vector_select_<mode>_uns): Change second operand of NE to
CONST0_RTX (<MODE>mode) instead of const0_rtx.
continue from loop, add one more assert.
2011-07-08 Georg-Johann Lay <avr@gjlay.de>
-
+
PR target/46779
* config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
In particular, allow 8-bit values in r28 and r29.
* optabs.c (expand_binop): Tighten conditions for doubleword
expansions.
- (widen_bswap): Assert that mode bitsize and precision are the
- same.
+ (widen_bswap): Assert that mode bitsize and precision are the same.
* stor-layout.c (get_best_mode): Skip modes that have lower
precision than bitsize.
* recog.c (simplify_while_replacing): Assert that bitsize and
2011-07-07 Joseph Myers <joseph@codesourcery.com>
- * config/i386/t-crtpic, config/i386/t-svr3dbx, config/pa/t-pa:
- Remove.
+ * config/i386/t-crtpic, config/i386/t-svr3dbx, config/pa/t-pa: Remove.
2011-07-07 Bernd Schmidt <bernds@codesourcery.com>
2011-07-07 H.J. Lu <hongjiu.lu@intel.com>
- * config.gcc: Support --with-multilib-list for x86 Linux
- targets.
+ * config.gcc: Support --with-multilib-list for x86 Linux targets.
* configure.ac: Mention x86-64 for --with-multilib-list.
* configure: Regenerated.
* config/i386/t-linux64: Support TM_MULTILIB_CONFIG.
- * doc/install.texi: Document --with-multilib-list for
- Linux/x86-64.
+ * doc/install.texi: Document --with-multilib-list for Linux/x86-64.
* doc/invoke.texi: Document -mx32.
(TARGET_HAVE_NAMED_SECTIONS): Don't define.
* common/config/m32c/m32c-common.c: Remove.
* config.gcc (m32c*-*-*): Set target_has_targetm_common=no.
- * config/alpha/osf5.h (TARGET_HAVE_NAMED_SECTIONS): Define to
- false.
- * config/i386/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to
- false.
- * config/m68k/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to
- false.
+ * config/alpha/osf5.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
+ * config/i386/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
+ * config/m68k/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
* config/pa/som.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
- * config/pdp11/pdp11.h (TARGET_HAVE_NAMED_SECTIONS): Define to
- false.
- * config/vax/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to
- false.
+ * config/pdp11/pdp11.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
+ * config/vax/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
2011-07-07 Jakub Jelinek <jakub@redhat.com>
PR middle-end/49640
- * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF
- operands and last COMPONENT_REF operand call gimplify_expr on it
- if non-NULL.
+ * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF operands
+ and last COMPONENT_REF operand call gimplify_expr on it if non-NULL.
2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
(ASM_SPEC): Redefine.
(DEFAULT_ARCH32_P): Define using TARGET_64BIT_DEFAULT.
* config/host-solaris.c [__x86_64__] (TRY_EMPTY_VM_SPACE): Reduce.
- * doc/install.texi (Specific, amd64-*-solaris2.1[0-9]*):
- Document.
+ * doc/install.texi (Specific, amd64-*-solaris2.1[0-9]*): Document.
(Specific, i?86-*-solaris2.10): Mention x86_64-*-solaris2.1[0-9]*
configuration.
(Specific, x86_64-*-solaris2.1[0-9]*): Document.
* config/sparc/sol2.h (ASM_SPEC): Redefine.
2011-07-07 Georg-Johann Lay <avr@gjlay.de>
-
+
* config/avr/avr.md (*reload_insi): Change predicate #1 to
const_int_operand. Ditto for peep2 producing this insn.
Add argument to output_reload_insisf call.
Revert:
* simplify-rtx.c (simplify_const_binary_operation): Use the
- shift_truncation_mask hook instead of performing modulo by
- width. Compare against mode precision, not bitsize.
+ shift_truncation_mask hook instead of performing modulo by width.
+ Compare against mode precision, not bitsize.
* combine.c (combine_simplify_rtx, simplify_shift_const_1):
- Use shift_truncation_mask instead of constructing the value
- manually.
+ Use shift_truncation_mask instead of constructing the value manually.
2011-07-06 Michael Meissner <meissner@linux.vnet.ibm.com>
(AIX_FUNC_DESC_TOC_64BIT): Ditto.
(AIX_FUNC_DESC_SC_32BIT): Ditto.
(AIX_FUNC_DESC_SC_64BIT): Ditto.
- (ptrload): New mode attribute for the appropriate load of a
- pointer.
- (call_indirect_aix32): Delete, rewrite AIX indirect function
- calls.
+ (ptrload): New mode attribute for the appropriate load of a pointer.
+ (call_indirect_aix32): Delete, rewrite AIX indirect function calls.
(call_indirect_aix64): Ditto.
(call_value_indirect_aix32): Ditto.
(call_value_indirect_aix64): Ditto.
2011-07-06 James Greenhalgh <james.greenhalgh@arm.com>
- * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add
- __ARM_FEATURE_DSP.
+ * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
2011-07-06 Basile Starynkevitch <basile@starynkevitch.net>
* simplify-rtx.c (mode_signbit_p): Use GET_MODE_PRECISION.
(val_mode_signbit_p, val_mode_signbit_set_p): New functions.
(simplify_const_unary_operation, simplify_binary_operation_1,
- simplify_const_binary_operation,
- simplify_const_relational_operation): Use them. Use
- GET_MODE_MASK for masking and sign-extensions.
+ simplify_const_binary_operation, simplify_const_relational_operation):
+ Use them. Use GET_MODE_MASK for masking and sign-extensions.
* combine.c (set_nonzero_bits_and_sign_copies, simplify_set,
combine_simplify_rtx, force_to_mode, reg_nonzero_bits_for_combine,
simplify_shift_const_1, simplify_comparison): Likewise.
* expr.c (convert_modes): Likewise.
* rtlanal.c (nonzero_bits1, canonicalize_condition): Likewise.
- * expmed.c (emit_cstore, emit_store_flag_1, emit_store_flag):
- Likewise.
+ * expmed.c (emit_cstore, emit_store_flag_1, emit_store_flag): Likewise.
* rtl.h (val_mode_signbit_p, val_mode_signbit_set_p): Declare.
* simplify-rtx.c (simplify_ternary_operation): Remove dead code.
2011-07-06 Bernd Schmidt <bernds@codesourcery.com>
* simplify-rtx.c (simplify_const_binary_operation): Use the
- shift_truncation_mask hook instead of performing modulo by
- width. Compare against mode precision, not bitsize.
+ shift_truncation_mask hook instead of performing modulo by width.
+ Compare against mode precision, not bitsize.
* combine.c (combine_simplify_rtx, simplify_shift_const_1):
- Use shift_truncation_mask instead of constructing the value
- manually.
+ Use shift_truncation_mask instead of constructing the value manually.
2011-07-06 H.J. Lu <hongjiu.lu@intel.com>
2011-07-05 Razya Ladelsky <razya@il.ibm.com>
PR tree-optimization/49580
- * tree-cfg.c (gimple_duplicate_sese_tail): Remove handling of
+ * tree-cfg.c (gimple_duplicate_sese_tail): Remove handling of
the loop's number of iterations.
- * tree-parloops.c (transform_to_exit_first_loop): Add the
- handling of the loop's number of iterations before the call
+ * tree-parloops.c (transform_to_exit_first_loop): Add the
+ handling of the loop's number of iterations before the call
to gimple_duplicate_sese_tail.
Insert the stmt caclculating the new rhs of the loop's
condition stmt to the preheader instead of iters_bb.
* simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
negating MULT, negate the second operand instead of first.
(simplify_binary_operation_1) <case MULT>: If one operand is
- a NEG and the other is MULT, don't attempt to optimize by
- negation of the MULT operand if it only moves the NEG operation
- around.
+ a NEG and the other is MULT, don't attempt to optimize by negation
+ of the MULT operand if it only moves the NEG operation around.
PR debug/49602
* tree-into-ssa.c (rewrite_debug_stmt_uses): Disregard
ix86_trampoline_init (rtx m_tramp, tree fndecl, rtx chain_value)
{
rtx mem, fnaddr;
+ int opcode;
+ int offset = 0;
fnaddr = XEXP (DECL_RTL (fndecl), 0);
- if (!TARGET_64BIT)
- {
- rtx disp, chain;
- int opcode;
-
- /* Depending on the static chain location, either load a register
- with a constant, or push the constant to the stack. All of the
- instructions are the same size. */
- chain = ix86_static_chain (fndecl, true);
- if (REG_P (chain))
- {
- if (REGNO (chain) == CX_REG)
- opcode = 0xb9;
- else if (REGNO (chain) == AX_REG)
- opcode = 0xb8;
- else
- gcc_unreachable ();
- }
- else
- opcode = 0x68;
-
- mem = adjust_address (m_tramp, QImode, 0);
- emit_move_insn (mem, gen_int_mode (opcode, QImode));
-
- mem = adjust_address (m_tramp, SImode, 1);
- emit_move_insn (mem, chain_value);
-
- /* Compute offset from the end of the jmp to the target function.
- In the case in which the trampoline stores the static chain on
- the stack, we need to skip the first insn which pushes the
- (call-saved) register static chain; this push is 1 byte. */
- disp = expand_binop (SImode, sub_optab, fnaddr,
- plus_constant (XEXP (m_tramp, 0),
- MEM_P (chain) ? 9 : 10),
- NULL_RTX, 1, OPTAB_DIRECT);
-
- mem = adjust_address (m_tramp, QImode, 5);
- emit_move_insn (mem, gen_int_mode (0xe9, QImode));
-
- mem = adjust_address (m_tramp, SImode, 6);
- emit_move_insn (mem, disp);
- }
- else
+ if (TARGET_64BIT)
{
- int offset = 0, size;
+ int size;
/* Load the function address to r11. Try to load address using
the shorter movl instead of movabs. We may want to support
offset += 10;
}
- /* Load static chain using movabs to r10. */
- mem = adjust_address (m_tramp, HImode, offset);
- /* Use the shorter movl instead of movabs for x32. */
+ /* Load static chain using movabs to r10. Use the
+ shorter movl instead of movabs for x32. */
if (TARGET_X32)
{
+ opcode = 0xba41;
size = 6;
- emit_move_insn (mem, gen_int_mode (0xba41, HImode));
}
else
{
+ opcode = 0xba49;
size = 10;
- emit_move_insn (mem, gen_int_mode (0xba49, HImode));
}
+ mem = adjust_address (m_tramp, HImode, offset);
+ emit_move_insn (mem, gen_int_mode (opcode, HImode));
+
mem = adjust_address (m_tramp, ptr_mode, offset + 2);
emit_move_insn (mem, chain_value);
offset += size;
mem = adjust_address (m_tramp, SImode, offset);
emit_move_insn (mem, gen_int_mode (0x90e3ff49, SImode));
offset += 4;
+ }
+ else
+ {
+ rtx disp, chain;
+
+ /* Depending on the static chain location, either load a register
+ with a constant, or push the constant to the stack. All of the
+ instructions are the same size. */
+ chain = ix86_static_chain (fndecl, true);
+ if (REG_P (chain))
+ {
+ switch (REGNO (chain))
+ {
+ case AX_REG:
+ opcode = 0xb8; break;
+ case CX_REG:
+ opcode = 0xb9; break;
+ default:
+ gcc_unreachable ();
+ }
+ }
+ else
+ opcode = 0x68;
+
+ mem = adjust_address (m_tramp, QImode, offset);
+ emit_move_insn (mem, gen_int_mode (opcode, QImode));
+
+ mem = adjust_address (m_tramp, SImode, offset + 1);
+ emit_move_insn (mem, chain_value);
+ offset += 5;
+
+ mem = adjust_address (m_tramp, QImode, offset);
+ emit_move_insn (mem, gen_int_mode (0xe9, QImode));
+
+ mem = adjust_address (m_tramp, SImode, offset + 1);
- gcc_assert (offset <= TRAMPOLINE_SIZE);
+ /* Compute offset from the end of the jmp to the target function.
+ In the case in which the trampoline stores the static chain on
+ the stack, we need to skip the first insn which pushes the
+ (call-saved) register static chain; this push is 1 byte. */
+ offset += 5;
+ disp = expand_binop (SImode, sub_optab, fnaddr,
+ plus_constant (XEXP (m_tramp, 0),
+ offset - (MEM_P (chain) ? 1 : 0)),
+ NULL_RTX, 1, OPTAB_DIRECT);
+ emit_move_insn (mem, disp);
}
+ gcc_assert (offset <= TRAMPOLINE_SIZE);
+
#ifdef HAVE_ENABLE_EXECUTE_STACK
#ifdef CHECK_EXECUTE_STACK_ENABLED
if (CHECK_EXECUTE_STACK_ENABLED)
projects / gcc.git / commitdiff